In side-by-side comparisons of observations of the same Mars region years apart, the active Martian atmosphere acts like an Etch A Sketch, rubbing out dust devils' tracks only for them to re-form years later.
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Dust Devils Rip Up Mars' 'Etch A Sketch' Surface
In side-by-side comparisons of observations of the same Mars region years apart, the active Martian atmosphere acts like an Etch A Sketch, rubbing out dust devils' tracks only for them to re-form years later.
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